http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47566 --- Comment #7 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-02-01 14:46:56 UTC --- Hm, you are using -O0 for the compile and -O3 ... for the link step? Should work in theory, but of course isn't tested thoroughly.